28376465413 has 2 divisors, whose sum is σ = 28376465414. Its totient is φ = 28376465412.

The previous prime is 28376465407. The next prime is 28376465423. The reversal of 28376465413 is 31456467382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23507635684 + 4868829729 = 153322^2 + 69777^2 .

It is a cyclic number.

It is not a de Polignac number, because 28376465413 - 2⁹ = 28376464901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28376465423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14188232706 + 14188232707.

It is an arithmetic number, because the mean of its divisors is an integer number (14188232707).

Almost surely, 2^28376465413 is an apocalyptic number.

It is an amenable number.

28376465413 is a deficient number, since it is larger than the sum of its proper divisors (1).

28376465413 is an equidigital number, since it uses as much as digits as its factorization.

28376465413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 49.

The spelling of 28376465413 in words is "twenty-eight billion, three hundred seventy-six million, four hundred sixty-five thousand, four hundred thirteen".